资源描述：
《英语人教版九年级全册Unit7课件.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、英语教学课件系列Goforit!九年级Unit8ItmustbelongtoCarlaSectionAGrammarFocusGrammarFocusItcouldbe__________.Italsomightbe______________.Canyouguesswhatitis?ThreebirdsabeautifulfaceCanyouguesswhatitis?Itcouldbe_________________.Italsomightbe______________.awhitevasetwofacesItcouldbe______.It
2、alsomightbe___________.Canyouguesswhatitis?adogtwogirlsCouldAbebiggerthanB?Infact,AandBmustbe___________________.Whichoneisbigger,AorB?ABthesamesizeNo.grammarUse“must”toshowthatyouthinksomethingisprobablytrue.Use“might”or“could”toshowthatyouthinksomethingispossiblytrue.Use“can’
3、t”toshowthatyouarealmostsuresomethingisnottrue.表示推测的情态动词有must,may,could,might,can。must表示说话人对事物的推测可能性的程度非常大，意为“一定；准是”；表示有把握的否定推测时用can’t，意为“不可能”。如：1.Ican’tfindmykeys.Imusthaveleftthemathome.2.--IssheMary?--Thatcan’tbeher.She’sinhospital.can表示“可能”，常用于否定句、疑问句中。could为can的过去式，表示推测的
4、语气较can弱。如：--Canthemantherebeourmathteacher?--Hemaybe,butIamnotsure.may意为“也许”。might为may的过去式，表示说话人对现在或将来不太确定的可能性的推测。如：LiMingmightgethereintime,butIamnotsure.1.--Whosebookisthis?--ItmustbeMary’s.ItmustbelongtoMary.3.ThehairbandmightbelongtoLinda.mightbeLinda’s.2.--WhoseFrenchbook
5、isthis?--ItcouldbeAli’s.ShestudiesFrench.4.TheT-shirtcan’tbeJohn’s.It’smuchtoosmallforhim.(肯定;一定)(可能)(可能)(不可能)1.Ididn’thearthephone.I___asleep.A.mustbeB.musthavebeenC.shouldbeD.shouldhavebeen2.Mary____beinParis.Isawherintownonlyafewminutesago.A.mustn’tB.shouldn’tC.can’tD.maynot
6、Choosethebestanswer.3.Peter____comewithustonight,butheisn’tverysureyet.A.mustB.mayC.canD.will4.Ithoughtyou____likesomethingtoread,soIhavebroughtyousomebooks.A.mayB.mightC.couldD.must1.-AreyougoingtoBeijingbyplane?-It’sfast,butexpensive.SoIamnotsure.I____takeatrain.A.shouldB.may
7、C.mustD.will2.-IsJohncomingbytrain?-Heshould,buthe____not.Helikesdrivinghiscar．A.must B.can C.may D.need感悟中考3. -____Iswiminthatriver?-No,you__.It’sdangeroustoswiminit.A.Must,can’t B.Can,maynotC.May,mustn’t 4. Thestudents____playbasketballafterschooleveryday.A.al
8、lowto B.areallowedtoC.wereallowedto感悟中考1.A:
